a music-box-like jingle used to signal the magical arrival of all that is good in the world, neatly compressed into a single silver scoop / heaping swirl on a blissful sugar cone - that could roll into the neighborhood at any given day. that jingle said to kids everywhere - run out to the street to grab your favorite treat. and that was back in the days of chemical cones, and mass-produced ice cream and rusty roach coaches. fast forward to present day - handcrafted, all-natural ice cream and eco-conscious purveyors are helping to drive the food truck movement that started here in la, and kids of all ages can now 'experience' frozen treats of a quality like we've never had before from a roving artisan, that lets you eat well, while being a responsible citizen. (and with the recent heat wave in la, ice cream becomes not just a tasty treat, but a life-saving device !) coolhaus and lake street creamery are two that i have developed addictions to. last week, i had my 'food truck zombie*' mo